170 search results - page 24 / 34 » Cognitive Transmissions with Multiple Relays in Cognitive Ra... |
84
Voted
GLOBECOM
2008
IEEE
15 years 3 months ago
2008
IEEE
—In order to fully utilize spectrum, auction-based dynamic spectrum allocation has become a promising approach which allows unlicensed wireless users to lease unused bands from s...
CORR
2010
Springer
14 years 9 months ago
2010
Springer
Spectrum sensing, which aims at detecting spectrum holes, is the precondition for the implementation of cognitive radio. Collaborative spectrum sensing among the cognitive radio n...
WIOPT
2010
IEEE
14 years 7 months ago
2010
IEEE
—Cognitive radio networks provide the capability to share the wireless channel with licensed (primary) users in an opportunistic manner. Primary users have a license to operate i...
87
Voted
JSAC
2011
14 years 9 days ago
2011
—Cognitive radio is a promising paradigm to achieve efficient utilization of spectrum resource by allowing the unlicensed users (i.e., secondary users, SUs) to access the licens...
GLOBECOM
2010
IEEE
14 years 7 months ago
2010
IEEE
Cognitive radios, which enable the coexistence on the same bandwidth of licensed primary and unlicensed secondary users, have the potential for dramatically increasing the efficien...